Old Second Bancorporation Inc Dossier
Qualitative Analysis
Business overview
Old Second Bancorp, Inc. (NASDAQ: OSBC) is a bank holding company headquartered in Aurora, Illinois, operating primarily through its subsidiary, Old Second National Bank. Celebrating over 150 years of history, the company provides a comprehensive suite of community banking services, including commercial and retail banking, trust, and wealth management services across the Chicago metropolitan area. The bank operates a single segment focused on community banking, serving individuals, partnerships, and corporate clients through a network of dozens of banking centers.
Research as of 19 Jun 2026
Strategic Initiatives
Growth programs, investments, and their expected impact
Mergers, Acquisitions & Partnerships
Recent deals and strategic collaborations
Recent Acquisitions
Significantly enhances scale in the Chicago market, creating the second-largest community bank under $10 billion in assets in Chicago. It also expands Old Second's reach into new markets with Evergreen's specialized powersport lending business.
Financial impact: Expected to deliver over 13 bps increase in ROA, over 267 bps increase in ROTCE, and projected 16% EPS accretion in the first full year post-merger.